Improvement in the processes for the manufacture of artificial leather



UNITED STATES PATENT QFFICE.

HENRY A. CLARK, OF BOSTON, MASSACHUSETTS.

IMPROVEMENT IN THE.PROCES SES FOR THE MANUFACTURE OF ARTIFICIAL LEATHER.

Specification forming part of Letters Patent No. 141,116, dated July 22, 1873; application filed I July 12, 1873.

CASE 0.

To all whom it may concern.-

Be it known that I, HENRY A. CLARK, of Boston, Suffolk county, and State of Massachusetts, have invented an Improved Mode or Process of Preparing Paper or Cloth, or Paper and Cloth combinedfto be used. as a substitute for Leather, of which the following is a specification:

This invention relates to the mode or process of preparing the surface of paper or of cloth, or of paper and cloth combined, under my two applications for Letters Patent of the United States, bearing even date herewith, for an improved preparation of paper or of cloth, or of paper and cloth combined, for use as a substitute for leather. The mode or process embraced herein consists in giving to the surface of the sheet material to be prepared under said applications a coating of lithographic ink or of cement, if the surface is to be flocked, by and through the means of an ordinary lithographic press or printing-machine.

Having thus described my invention, What I I claim, anddesire to secure by Letters Patent, is-- The mode or process herein described of preparing paper or other sheet material, for the purpose specified.

HENRY A. CLARK.

' Witnesses ALBERT W. BROWN, J OHN P. MOELROY. 

